Ionis Pharmaceuticals Inc (IONS) stock
IONSNasdaqPharmaceutical PreparationsFiscal year ends December 31
Financials through Q3 FY2026, quarter ended Sep 30, 2026Last filing: 10-Q on Nov 9, 2026Score 3/304% above fair value
$29.06+1.75 (+6.41%)
Close on Nov 13, 2026Market cap $4.83BP/E –Yield –
Ionis Pharmaceuticals enterprise value
Enterprise value is market cap plus debt, minus cash: the value of the whole business to all its investors.
Ionis Pharmaceuticals's enterprise value was $2.64B on Nov 11, 2026, against $11.09B a year earlier. Over the last 5 years it ranged from $2.31B to $12.33B, with a median of $4.21B.
Enterprise Value at the end of each year
| Period | Period end | Value | Change |
|---|---|---|---|
| 2026 | Nov 11, 2026 | $2.64B | -74.9% |
| 2025 | Dec 31, 2025 | $10.51B | +246.3% |
| 2024 | Dec 31, 2024 | $3.03B | -39.5% |
| 2023 | Dec 29, 2023 | $5.02B | +48.4% |
| 2022 | Dec 30, 2022 | $3.38B | +46.5% |
| 2021 | Dec 31, 2021 | $2.31B | -60.2% |
| 2020 | Dec 31, 2020 | $5.80B | -10.0% |
| 2019 | Dec 31, 2019 | $6.44B | +14.9% |
| 2018 | Dec 31, 2018 | $5.60B | +4.8% |
| 2017 | Dec 29, 2017 | $5.35B | +4.7% |
| 2016 | Dec 30, 2016 | $5.11B | -22.9% |
| 2015 | Dec 31, 2015 | $6.62B | -1.1% |
| 2014 | Dec 31, 2014 | $6.70B | +69.3% |
| 2013 | Dec 31, 2013 | $3.96B | +450.8% |
| 2012 | Dec 31, 2012 | $718.07M | +97.7% |
| 2011 | Dec 30, 2011 | $363.12M | -60.2% |
| 2010 | Dec 31, 2010 | $913.48M | +10.5% |
| 2009 | Dec 31, 2009 | $826.64M | – |
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